Mini Challenges!
New inventive challenges posted each week
140
Drum energy
Invent an instrument that makes energy when you play it
Check out some other challenges
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549
Heat
Invent a device that generates heat
272
Flood help
Draw an invention that will help stop someone’s house from getting flooded
107
Challenge yourself
Draw or make your own challenge maker machine
466
Waste robot
Invent a waste-sorting robot
28
Flight of the bumblebee
Design flying machines inspired by birds and insects